Rocker Arm Guardian Kit - M8
- Rocker Arm shafts, Rocker Arm Stud Kit, Head Bolt Kit and Performance Roller Rocker Arms are included in this kit
- Rocker Arm Shafts
- Replace broken or worn OEM pieces with stronger, more durable S&S performance parts
- Direct replacement for stock parts
- Hardened and surface ground for ultimate precision and durability
- Rocker Arm Stud Kit
- Extend the life of your cylinder heads
- Prevent damage to Rocker Arm Towers
- Install studs and safely re-torque nuts
- Black Oxide Finish
- 12 pt Nuts
- Head Bolt Kit
- Heat Treated 8640 Steel
- 200,000 psi ultimate tensile strength
- 14% increases in strength over stock
- Stronger material than stock Head bolts
- Durable Black Oxide Coating
- 9/16" 12-point head with integral washer
- Formed threads
- Cold Formed Head
- Reusable
- Forged Roller Rocker Arms
- Forged from 8620 steel for greater strength
- Designed using Finite Element Analysis (FEA)
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